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PB220 Series Cast Iron Pillow Block

PB220X1 1/4S

PB220 Series Cast Iron Pillow Block
Item #101032781
  • PB220 Series Normal-Duty Pillow Block
  • 1 1/4" Shaft
  • 4 11/16" Bolt Centers
  • 1 9/16" Center Line to Base
  • Eccentric Locking Collar
  • Cast Iron
  • Regreasable
  • Contact Seals
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PB220 Series Cast Iron Pillow Block
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    Shipment Options
  • PB220 Series Normal-Duty Pillow Block
  • 1 1/4" Shaft
  • 4 11/16" Bolt Centers
  • 1 9/16" Center Line to Base
  • Eccentric Locking Collar

features

  • Molded glass fiber reinforced polyamide retainer
  • Grade 10 balls
  • Races and balls are 52100 steel, hardened, ground, and honed for quiet operation
  • Slotted bolt holes
  • Rugged cast iron or Hub-Alloy® housing
  • Zone-hardened inner race
  • Prelubricated with high quality lithium grease. 1/4-28 Zerk fitting provided to allow for relube
  • Choice of narrow or wide inner race, setscrew locking or eccentric collar locking, normal-duty, or medium-duty bearings
  • Knurled cup point setscrews at 120° to minimize inner ring distortion
  • Recessed housing base to accommodate uneven mounting surfaces
  • Spherical outer race to allow up to 1.5° misalignment
  • All bearings have single lip Nitrile rubber seals with steel trash guard
  • Steel fingers are standard on wide inner race bearings only
Bearing Design Non-Expansion
Bolt Holes 2
Insert Type Steel Insert
Pillow Block Type Thru-Bolt
Housing Construction 1 Piece
Overall Width 1 59/64 in
Base Height 5/8 in
Mounted Unit Duty Normal-Duty
Housing Material Cast Iron
Locking Device Eccentric Locking Collar
Base Length 6 3/8 in
Bearing Type Ball Bearing
Temperature Range [Max] 225 °F
Misalignment Range ±1 1/2°
Bolt Hole Spacing Range [Min] 4 1/4 in
Shaft Dia. 1.25 in
Bolt Size 1/2 in
Series PB220
Base Width 1 3/4 in
End Type Open End
Inch/Metric Inch
Length Through Bore 1.406 in
Bolt Hole Spacing 4 11/16 in
Bolt Hole Spacing Range [Max] 5 1/8 in
Housing Height 3 1/8 in
Bearing Insert B220X1 1/4S
Lubrication Relubricatable
Collar O.D. 1.71 in
Seal Type Contact Seals
Center of Bearing to Front of Inner Ring 1.051 in
Temperature Range [Min] -25 °F
Housing Width 1 3/4 in
Weight 3.0 LB
EAN or UPC 662798247496
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